Sander, Torsten. "Sudoku graphs are integral.." The Electronic Journal of Combinatorics [electronic only] 16.1 (2009): Research Paper N25, 7 p.-Research Paper N25, 7 p.. <http://eudml.org/doc/228428>.
@article{Sander2009,
author = {Sander, Torsten},
journal = {The Electronic Journal of Combinatorics [electronic only]},
keywords = {sudoku graphs; eigenvalue; eigenspaces; integral graph; graph spectrum},
language = {eng},
number = {1},
pages = {Research Paper N25, 7 p.-Research Paper N25, 7 p.},
publisher = {Prof. André Kündgen, Deptartment of Mathematics, California State University San Marcos, San Marcos},
title = {Sudoku graphs are integral.},
url = {http://eudml.org/doc/228428},
volume = {16},
year = {2009},
}
TY - JOUR
AU - Sander, Torsten
TI - Sudoku graphs are integral.
JO - The Electronic Journal of Combinatorics [electronic only]
PY - 2009
PB - Prof. André Kündgen, Deptartment of Mathematics, California State University San Marcos, San Marcos
VL - 16
IS - 1
SP - Research Paper N25, 7 p.
EP - Research Paper N25, 7 p.
LA - eng
KW - sudoku graphs; eigenvalue; eigenspaces; integral graph; graph spectrum
UR - http://eudml.org/doc/228428
ER -